CVE-2026-105812 and CVE-2026-106032: Issue with Bedrock AgentCore Starter Toolkit - Import Agent Code Injection and SSRF

Bulletin ID: 2026-127-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/06/2026 13:30 PM PDT Description: bedrock-agentcore-starter-toolkit is an AWS-maintained open-source Python package, distributed via GitHub and PyPI, that provides a command-line interface for importing Amazon Bedrock Agents into local development environments. We identified CVE-2026-105812, a code injection issue that could allow arbitrary code execution when a specially crafted agent is imported and subsequently run or deployed, and CVE-2026-106032, an external reference handling issue that could cause unintended network requests or local file access during agent import. Affected versions: >= 0.1.4 and Please refer to the article below for the most up-to-date and complete information related to this AWS Security Bulletin.